{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["application", "enabling technology", "biomedical", "concept or principle", "process characterization", "machanical property"], "input": "These concrete houses are built in one day by 3D printing and their construction costs about 3800 $ ."}
{"application": ["construction"], "enabling technology": [], "biomedical": [], "concept or principle": [], "process characterization": [], "machanical property": []}